toOptionsJSON method

  1. @override
void toOptionsJSON(
  1. StringBuffer buffer
)
override

Implementation

@override
void toOptionsJSON(StringBuffer buffer) {
  super.toOptionsJSON(buffer);

  if (chartMenuLabel != null) {
    buffer
        .writeAll(['"chartMenuLabel":', jsonEncode(chartMenuLabel), ','], '');
  }
  if (menuButtonLabel != null) {
    buffer.writeAll(
        ['"menuButtonLabel":', jsonEncode(menuButtonLabel), ','], '');
  }
}